/*
 * Artificial Intelligence for Humans
 * Volume 2: Nature Inspired Algorithms
 * Java Version
 * http://www.aifh.org
 * http://www.jeffheaton.com
 *
 * Code repository:
 * https://github.com/jeffheaton/aifh
 *
 * Copyright 2014 by Jeff Heaton
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * For more information on Heaton Research copyrights, licenses
 * and trademarks visit:
 * http://www.heatonresearch.com/copyright
 */
package com.heatonresearch.aifh.genetic.trees

class TreeGenomeNode(val opcode: Int) {

  def getChildren: java.util.List[TreeGenomeNode] = {
    this.children
  }

  def copy: TreeGenomeNode = {
    val result: TreeGenomeNode = new TreeGenomeNode(opcode)
    import scala.collection.JavaConversions._
    for (child <- this.children) {
      result.getChildren.add(child.copy)
    }
    result
  }

  def size: Int = {
    var result: Int = 1
    import scala.collection.JavaConversions._
    for (child <- this.children) {
      result += child.size
    }
    result
  }

  private var children: java.util.List[TreeGenomeNode] = new java.util.ArrayList[TreeGenomeNode]
}